Latest Unmanned spacecraft Stories

NASA's Mars Curiosity rover has measured a tenfold spike in methane, an organic chemical, in the atmosphere around it and detected other organic molecules in a rock-powder sample collected by the robotic laboratory’s drill.

Sediments deposited in a large lake bed over tens of millions of years were responsible for the creation of Mount Sharp on Mars, according to observations conducted by NASA’s Curiosity Rover in Gale Crater.

NASA's Curiosity Mars rover has completed a reconnaissance "walkabout" of the first outcrop it reached at the base of the mission's destination mountain and has begun a second pass examining selected rocks in the outcrop in more detail.

An unmanned Chinese orbiter known as the “Little Flyer” returned to Earth this past weekend after successfully circumnavigating the Moon, becoming the first spacecraft in nearly four decades to make the journey to the planet’s natural satellite and back.

Cassini-Huygens Mission -- The Cassini unmanned space probe is intended to study Saturn and its moons. It was launched on October 15, 1997 and is estimated to enter Saturn's orbit on July 1, 2004. The mission is a joined NASA/ESA project.
Cassini's principal objectives are to:
-- determine the three-dimensional structure and dynamical behavior of the rings
-- determine the composition of the satellite surfaces and the geological history of each object
-- determine the nature and...